.app{min-height:100vh}.app-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2rem;text-align:center;box-shadow:0 2px 10px #0000001a}.app-header h1{margin-bottom:.5rem;font-size:2rem}.app-header p{opacity:.9;font-size:1rem}.app-container{max-width:1400px;margin:0 auto;padding:2rem}.search-bar{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}.search-input{flex:1;min-width:200px;padding:.75rem;border:1px solid #ddd;border-radius:6px;font-size:1rem}.search-button,.refresh-button{padding:.75rem 1.5rem;background:#667eea;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:1rem;transition:background .2s}.search-button:hover,.refresh-button:hover{background:#5568d3}.refresh-button{background:#48bb78}.refresh-button:hover{background:#38a169}.error-message{background:#fed7d7;color:#c53030;padding:1rem;border-radius:6px;margin-bottom:1rem}.content-wrapper{display:grid;grid-template-columns:1fr 1.5fr;gap:2rem}.email-list{background:#fff;border-radius:8px;padding:1.5rem;box-shadow:0 2px 8px #0000001a;max-height:calc(100vh - 300px);display:flex;flex-direction:column}.email-list h2{margin-bottom:1rem;color:#333;font-size:1.25rem}.loading,.empty-state{text-align:center;padding:2rem;color:#666}.email-items{overflow-y:auto;flex:1}.email-item{padding:1rem;border-bottom:1px solid #eee;cursor:pointer;transition:background .2s;border-radius:6px;margin-bottom:.5rem}.email-item:hover{background:#f7fafc}.email-item.selected{background:#e6f3ff;border-left:4px solid #667eea}.email-item-header{display:flex;justify-content:space-between;margin-bottom:.5rem}.email-from{font-weight:600;color:#333}.email-time{font-size:.875rem;color:#666}.email-subject{font-weight:500;margin-bottom:.5rem;color:#2d3748}.email-preview{font-size:.875rem;color:#666;margin-bottom:.5rem;line-height:1.4}.email-meta{display:flex;gap:.5rem}.badge{display:inline-block;padding:.25rem .5rem;background:#e2e8f0;color:#4a5568;border-radius:4px;font-size:.75rem}.email-detail{background:#fff;border-radius:8px;padding:1.5rem;box-shadow:0 2px 8px #0000001a;max-height:calc(100vh - 300px);overflow-y:auto}.email-detail-placeholder{text-align:center;padding:4rem 2rem;color:#999;font-size:1.1rem}.email-detail-content{position:relative}.close-button{position:absolute;top:0;right:0;padding:.5rem 1rem;background:#e2e8f0;border:none;border-radius:6px;cursor:pointer;font-size:.875rem;transition:background .2s}.close-button:hover{background:#cbd5e0}.email-detail-header{margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid #e2e8f0}.email-detail-header h2{margin-bottom:1rem;color:#2d3748}.email-detail-meta{display:flex;flex-direction:column;gap:.5rem;font-size:.9rem;color:#4a5568}.email-detail-meta strong{color:#2d3748;margin-right:.5rem}.email-detail-meta ul{margin-left:1.5rem;margin-top:.5rem}.email-detail-body{margin-top:2rem}.email-html{line-height:1.6;color:#2d3748}.email-html img{max-width:100%;height:auto}.email-text{background:#f7fafc;padding:1.5rem;border-radius:6px;border:1px solid #e2e8f0}.email-text pre{white-space:pre-wrap;word-wrap:break-word;font-family:inherit;line-height:1.6;color:#2d3748}@media (max-width: 1024px){.content-wrapper{grid-template-columns:1fr}.email-list{max-height:400px}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f5f5f5;color:#333}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}